A quote from Aristotle and a marble sculpture of him. Philosophy was founded in the Greek Civilization and Aristotle was one of the leading philosophers along side Plato, Pythagoras, Thales just to mention a few.
There is only one way to avoid criticism: do nothing, say nothing, and be nothing. -Aristotle (i. you can't avoid criticism so you must just learn to accept it and go on with your life. Accept yourself flaws and all).